#51E6DD#51E6DD

#51E6DD is a very light, vivid teal. Relative luminance 0.636; OKLCH L 84.5% C 0.125 H 189.3°. Best body text is #000000 at 13.71:1 contrast (WCAG AA passes).

Color values

HEX	#51E6DD
RGB	rgb(81, 230, 221)
HSL	hsl(176, 75%, 61%)
HSV	hsv(176, 65%, 90%)
CMYK	cmyk(64.8%, 0%, 3.9%, 9.8%)
CIE-LAB	lab(83.74, -40.96, -7.23)
CIE-LCH	lch(83.74, 41.59, 190.01°)
OKLab	oklab(84.46% -0.1235 -0.0202)
OKLCH	oklch(84.46% 0.125 189.3)
XYZ	xyz(44.7354, 63.5584, 78.3029)
Luminance	0.6356 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E6DD #E6515A

analogous

#51E692 #51E6DD #51A4E6

triadic

#51E6DD #DD51E6 #E6DD51

tetradic

#51E6DD #9251E6 #E6515A #A4E651

square

#51E6DD #9251E6 #E6515A #A4E651

split-complementary

#51E6DD #E651A4 #E69251

monochromatic

#18A59C #1FDACF #51E6DD #87EEE7 #BCF5F2

Accessibility & contrast

On white

1.53

#51E6DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.71

#51E6DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E6DD

13.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E6DD	#FFFFFF	#000000	##000000
##51E6DD	1.00	1.53	13.71	13.71
#FFFFFF	1.53	1.00	21.00	21.00
#000000	13.71	21.00	1.00	1.00
##000000	13.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9DADD

Deuteranopia (green-blind)

#C3CADE

Tritanopia (blue-blind)

#00ECE3

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #51e6dd;
/* rgb */ color: rgb(81, 230, 221);
/* oklch */ color: oklch(84.5% 0.125 189.3);

Tailwind

colors: {
  custom: {
    50: '#94eee7',
    500: '#51e6dd',
    950: '#000000',
  },
}

SCSS

$custom: #51e6dd;
$custom-light: #94eee7;
$custom-dark: #000000;

JSON

{
  "hex": "#51e6dd",
  "rgb": {
    "r": 81,
    "g": 230,
    "b": 221
  },
  "hsl": {
    "h": 176.376,
    "s": 74.874,
    "l": 60.98
  },
  "oklch": {
    "l": 0.84462,
    "c": 0.12511,
    "h": 189.3
  },
  "luminance": 0.63563
}

Semantic roles & 50–950 ramp

primary

#51E6DD

secondary

#A7343B

accent

#0E1BD7

background

#FCFFFE

surface

#F5FEFC

border

#CFD6D5

text

#0F1616

muted

#808584

Preview Lab

Preview with #51E6DD

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →